Heisler Landscape General Engineering, Inc.

Enthalpy Analytical Inc., located in Orange, CA, specializes in providing reliable laboratory services that empower informed decisions for a cleaner and healthier environment. With decades of experience in analytical chemistry, the company analyzes tens of thousands of soil and water samples each month, ensuring comprehensive support for environmental projects through a commitment to timely and defensible data. The company offers a complete suite of analytical solutions, ranging from air and water quality testing to soil and hazardous waste analysis, backed by a strong focus on customer service. Enthalpy holds various national and state accreditations, along with a team of experts ready to provide regulatory guidance tailored to meet compliance-driven testing requirements. Generated from the website

L & S Construction has been in business for more than 30 years and specializes in sewer, storm drain and water pipeline installation. The company serves homebuilders and commercial and municipal entities in Southern California. It operates a fleet of 50-plus excavators, backhoes, loaders and trucks to meet tight production schedules. L & S Construction has expertise in the installation of pipe manufactured from PVC, ductile iron and vitreous clay. The company installs water mains, fire hydrants, vaults, meters, riser assemblies and blow-offs, as well as performs hydrostatic testing. It also builds reinforced concrete structures for storm drain services that consist of catch basins, manholes, junction structures and headwalls. L & S Construction maintains a location in Orange, Calif.